Rudi Aprianto Maturbongs
Fakultas Matematika dan Ilmu Pengetahuan Alam Universitas Indonesia, 2003
UI - Tesis Membership
edited by A.A. Myers and P.S. Giller
Chapman & Hall, 1988
Buku Teks
Manetas, Yiannis
[, Springer], 2012
eBooks
Begon, Michael
Sinauer Associates, 1986
Buku Teks
Vince-Proe, Daphne
McGraw-Hill, 1975
Buku Teks